Loading machine



Jam, 1936. l CARTUDGE 2,021,091

LOADING MACHINE original Filed Aug. 2, 1930 15 sheets-sheet@ Jan.. 7, 1936.

F; CARTLIDGE LOADING MACHINE K original Filed Aug. 2, 1930 15 sheets-sheet la Ffm A GMN www Jan. 7, 1936." l F. CARTLDGE V 2,027,091

`LOADINGMACHINE original Filed Aug. 2, -195o lsshets-sheef 14 C A 7;" .f5 153 A Ly 25, and is meshed with reversing gears 21 and 28 loosely mounted on a transverse shaft 29. Said reversing gears form part of a clutch mechanism for selectively driving the shaft.,29 in opposite directions through friction disev clutches 3 0 and 3|, of the usual construction, associated with said gears 21 and 28, respectively. VSaid clutches are actuated through sliding pressure ngers a, 30a,

jrheplates sab and albffeimenc'ked for' simultaneous actuation by a pairy of rods 35,

y mayswing thevhandle vrearwardly to an angle Vcloser?totlie side ofthe machine,"so asto be disposed above and below the shaft 29,-sovone" clijtch is. released before the other clutch "is engaged. Said plates are shifted by means of a5 to plate 30h andv pair ofv rods 36, 36 connected extending through one end off the gear casing i8. A: cross-bar 3l' von v.the outer ends vof rods 36; 36 has a slot 31a-in ywhiohta-shifter arm' 38 moves; Said shifter ann" is fcarrled on the lowerfend-t of ann upright shaft 38a (see Fig. 6). ience'thisf-shaft is 'operated through" a lever 3 9, link. 40"and lever 4| onanother shaft 42 disposed nearthe forward end of the-truck, and havinga ratchet 43 at its upper 'end adapted to be selectively engaged at varying angles by a Apav'vl 44 onhandle 44a. The arrangementfis such that the handle 44amay` beused in anoutwardly extending angle while. the operator is standingbeside vthe machine, but'when-the machineis travelling over-considerable distances, the-operator readily operated'while lthe operatorl riding? on 'a"platf0 1"m 41 carried'at the side' of the truck.` r`F'I'he shaft 29; 'selectively' driven in opposite die recti'ons` through lreverse gears 121 and 28 as"` de -scribe"d,fi fmay 'bef connected" to 'drive 'the" 'chain sprocket directly through 'sliding clutch 5|'2 and clutchfjaws 52on the sliding clutch 5| which mesh with clutch jaws 52a' on agear 56,'or-fin-- directly through "reduction gearing, 'includingpinion 5| 'on-,clutch member 5|, gear 53, shaftj-54, and=geas-55 and 55. The shaft 54 als'ocarries Y thereon a brake drum 51 r(see Figs- 8"and 9) fconoor trolled by; friction brake band 53,`and having suitable operatingV devices; as, for example; a'shaft Gif/having Va reduced Vscrew portion 58 threaded in nut'60.- The'shaft 6|, has bearing in bracket 6| a, andcarriesa bevel gear-52 whichis meshed with bevel gearv 63 -on shaft |54,r extending to the oppositeside of themachine, where it vis controlled by hand wheel-65. This brake 'is operable yat-,lioth high and low speeds to control the traction wheels while travelling fromplace toplace,

onto anchorthe machine during loading' operations. 1

i v'Ihe chainsprocket50-is connected-sto the truck wheels through chain` 88 and chain sprocket 69 on,front'.;a?r1e 1- Anothrjcham '.Uafythe 0p.' positejside of the machine. connects sprockets 12,

respectively, as to provide. traction onA all l'finir wheels.

1 it beobserved in'Figures gjrtererfringjnwld the' drive' eenecnosf fbr swinging the loading element about ayertic'al axis,

' frame-8`| extending `forwardlyftherefrom and j formingl vthe main-part"ot said loading-felement.

3|a, carried by plates 30b andVv 3|b, respectively, mounted onthe clutch parts 32 and 33 keyed on shaft 29. f

mission gear case |8.

, rear end of a loading chute frame |22.

Said sub-frame includes a gear case l82 having sliding and-swinging engagement on an arcuate4 guide support 83 formed integrally withthe main frame I0. Said guide support is provided with a in, all angular positions of the sub-frame 8| 10 through shaft driven at its rear end through bevel pinion 9| meshed with the reverse gears 21and 428 in` main transmission case |8, rand a "bevelpininZ meshed with a bevel gear 93 vmounted concentrically on the central stud 00 15 about which the entire "sub-frame 8| swings. A bevel 'jpinion 94 keyed on stub shaft 95 is joui'- f nailed on'the sub-frame 8| forwardly of the bevel gear 93 and is meshed with the latter. A bevel pinion 96, also keyed on shaft 95 is meshed with 2o bevel'gear V9'I keyed on Vcross shaft'l 98,' as is best A longitudinal shaft |00 has bearingin the gear'case82 forwardly of shaft 98,-and connected tobedrivenbysaid shaft through revers- 25 ing clutch mechanism, including gear |03 on shaft |00, Ameshed'with' bevel gears |0| and |02, having friction disc-v clutches |0|a and |0251, respectively, of the usual type, arranged to: selectively drive said shaft clutches are controlled'by a handle |05 on shaft |06 having an arm`l0'ifworking in slot |08 of cross arm |09, which connects the outer ends of shifter rods I0, ||0fextendingfthrough the end ofgear case`82 into engagement'with clutch I 02a. 35 The clutches |0|a and |02"are"connected' for simultaneous operation in the usual manner, substantially as-described4 in connectionwith the reversing clutches 30 and 3| in the main trans- 'Ihe shaft |00 has a sliding clutch element ||2 thereon of thegear type' havinginternal teeth I|| adapted to engagewith external teethl ||3a of worm I3 loosely' mounted on saidshaft when shifted rearwardly, and alsohaving external gear 45" teeth l| |2a adapted to engage internal gear teeth ||4a on bevel gear 4 loosely mounted adjacent the-front end of said shaft.

-Theworm ||3'i's meslie'd'vvithl worm gear 85a on vertical shaft 85, which has' previously been 50 described as carrying the sprocket 84a which engages the rack 84-iorfs'winging the sub-frame 8| from side to side. It will -now be understood that the mechanism just described serves to move said floading element inv either direction under 55 power of the'motor. 2 I The bevel gear H4, which may also be driven fromr shaft |00 through clutch element ||2 as def scribed, provides a driving connection for the loading chute1 elevating mechanism, as will ap- 00 pearmore fully after the general features of construction of said loadingchute and its means of mounting' on `-the loading element 'sub-'frame are more specifically pointed out'.

plates |20, |20 extending above the geary case 82, vand-including rearwardly projecting brackets |'2 l, |2| .which formitrunnions'for the upper and "Thepivotal mounting of vsaid chute frame is detail in Figure 13. Ae-'be'aring sleeve |24 is mounted in each side bracket IM,V and has a conveyor frame sideplate `|25 journalled 'thereon. Said sleeveralsol provides journal' bearing for a conveyor shaft |00 in opposite directions.` Said 30 shown in 70 |26 which extends there-.1.5

as will nowbe described,

power derived; through. the conveyorA chains |12 rThe sprocketsIfIS,abl'iut'.A whichthe conveyoi of, saldshaitA 'and isg,meshed*with a gear I8I 1 formingpart -.ofa two speedvariable feed planetary-drive indicated generally at |82. 'This de- 4viceis,carriedonthe outer end of a shaft |83` .which is yparallel with and adjacent to the shaft 116 v(se e1.ig. 1'1 f. f

` `The variablefeedplanetarydrive |82 consists ofthejgear I8| which is loosely mounted on the ,onefpartjofplanetarygears 88,I86,.said planeltary gears also carry another set of 4pinions I 81 oi.'

relativelygreater pitch` diameter than the pinf ionsf |85, said pinions |81beingmeshed With an internal 4getlr |88 vof garotating member-|89 4which iskeyed onthe outer-end of gshaft |83'.

Thev smaller diameter-pimms |85 of planetary gears: |86 are meshed with an internal gear integ-ral with a cage |90 which is -loosely mounted ontheouter periphery o f the rotating member jlss. s aideagehasfa frictionband isi adapted to :restrain movement` thereof vwhen driving through the planetary gears.

The' friction band I9 I.` is applied inany suit-A able manner; as, forinstancaiby means of a hand wheel I 92 shown atone side of the loading chute frame. I 22 adjacent the upperend thereoLin'position to be readily; manipulated by, the operator.r Sincesaidhandwheel is mounted on thexed portion of the loading element, Aand y the brake band'is supported on 'the telescoping portion, of

saidconveyor frame, fIrll'pvide a telescopingoperating connection including a chain I 93a passsing -.ioven sprocket"|94 v oli hand wheel shaft |936 and idlerf sprocket |95- carried on thebracket v,|.95a supiported un` thev fixed side plate |25.l The chain 193g alsopasses over idler sprocketslIQB', I96`c`arried on theztelescoping side plate" I25 'i ,andk from thenceover a sprocket |91 on screw shaft I (91m` -Said screw shaft engages a Byiapplying iensinfon' Vth brake band, [si

through the -coxitrol mechanism just described,

thecage I 9|Jfis held against Vzrotation, and the planetarypinions "|85,lmeshing with the internal .gear integralwith-thecage I99, onmex nber |89,

rotate the latterniember; in a reverse direction.

The lattery member, beingkeyed to thelshaft k y `ofthe conveyor frame to move forwardly at a 1 ions fI'9'9, are meshed withfracks 208, 4200 carried Ion 'theouter side; of the fixed side plates 25,. I25, 4thereby Alcausingthe telescopic 'portion relatively .low speed` throug h the gear reduction j vprovided by cooperationof the planetary gears.

find lib" member; |919?, as idesrib.ffd-r t e '1 -Upon moving the control chain- I 9 3 a to release a Amultiple disc clutch. When pressure is ,ap-

' end piate'204, andmember' |89are caused to ro-` tatein unison inthesame direction, and vcarryv v with them the cageISil andrthefplanetary; gears 2,027.99; Means are also provided for advancing and rel' i tractingthe front -end ofthe conveyor frame by |86, which no longer perform any driving function'.A Since the member-'I89-.and end 'plate' 204 areboth'kyedon shaft *.|83-,the pinions |99, |99 meshed'withthe racksl 200, 200 will'f-be 'rotated in a direction to move' the telescoping portion of the conveyor frame. in'a 'rearward'direction, but at "a" greaterespeed `thanfwhen itv is driven forwardly through` the plane'tary gear reduction mechanism, 'as previously described.'

' speed and retracted at a relatively high speed.

. vThe'fdischarge conveyor I2 extendingA to the rear end of-the v-1n"a'.t`zhine'.' is Apreferably mount- 15,

edion 'a separateframe 2|'0 whichis supported"adjacent its fronty end 'on vtru'n'nions -2|| carried by'bracket 2| 2' so 'vas'tovafford rocking movement of 'said discharge conveyor on a transverse'axis.-f'The discharge. conveyor` I2 isalso 20 mounted for rotational'movement on a vertical axis," in the form shownthis arrangement being provided by mounting the supporting bracket 2|2 onlthe upright stud (see Figs. 10 andgll) which als'o forms` a pivotal axis about which 'the'v sub' 26 frame BIswings. L `1 y Suitable'meansv for supporting the rear end of the discharge `conveyor yis provided, herein consisting4v` of: an arcuate supporting mmber2|3 uponwhich therear portion' of the frame 2|D 30 rests for lateralislidin'g movement. The supportingimembe 2|3 is provided with 'elevating means, consisting of a pair of screws 2|4,' 2| 4' projecting downwardly from the sup'- porting member 2|3 and threaded in sleeves r2I5 8 5 mounted above bracketsl 2| Bon upright supportsv 2|Ia,v Yin the form shown said upright supports are connected tothe 'side frame members I6, yI6 of the main frame I0. The vscrews 2| 4 are prefkerablyprovidediforoperation in unison by means 1 of anendless chain"` 2| 8, which connects sprock ets 2 I9,.12'|9iontheftwo sleeves 2|5 and rotates them simultaneously. A hand wheel 228 is mounted on' one of thevsleeves 2|5 `and through chain 2|8 the entire supporting member 2|3 is raised or lowered at' uniform levels asdesired; TheV cnveyorffc'arried by theY dischargeconveyor |2' may be of any suitablel form, as shown herein, consisting of a` pairofendless chains 225. 225`having crossrne'mbers 226 at spaced inter- 50 vals `and-passing 'over idler sprockets 221 and 228 at oppositev ends ofthe conveyor in the usual manner.' lAny suitableme'ans for driving the discharge conveyor may 'be'provided, in the form shown', said means 'c'c'mfsisting-ofA a separate mo'- 55 tor 23|ln'1ounted at' one Aside of the conveyor frame 2I0 operating/conveyor-chalndrive sprockets 23| through a suitable vgearreduction mechanism A232. Although' I IhaveVhereinfshcown and described one form in which'myinvention may be em- 60 bodied, :it will be understood that the construction` thereof and thearrangement of the various parts may be altered without departing from v the spirit and scope' thereof; Furthermore,l I do not wish to' beconstrued as limiting` myselfl to the specific embodiment illustrated in the drawings, e'xcep'ting'as itA may be limited` by the ap' pended claims'.l

I claim as my invention: '1.. In a loadingma'chine, a loading element com'- 70 prising` ari-endless 'chain guided `for orbital movement,i`a vgatheringfnge'r 'mounted on a link of said chain, a supportingmer'nber carried by said finger andr extending alongsaid chain, and auxf iliary' supporting means carried by an adjacent It will` now be understood that the' loading 10 

